
All Monitor screens display colours different.

RGB and HEX: Systems used combining ¨red, green & blue¨ to make more colours, so they can be rendered onscreen.
RASTER: Not Scalable | VECTOR: Scalable

Digital Format Usage
Portable Network Graphic * Raster Based
Pros
√ Suitable for web
√ Lossless compression
√ Sharp logo display
√ Universal format
√ Supports Transparency
Cons
X Not scalable
X Supports only RGB mode
X Larger size than PNG, JPG or GIF
Best use for: Online Shops, Websites, Blogs, Powerpoint Presentations, Invoices, Word Documents, Email Signatures, Social Media, App Development.
Graphics Interchange Format * Raster Based
Pros
√ Suitable for web
√ Suitable for banner ads
√ Supports animation
√ Small file size
√ Supports Transparency
Cons
X Not scalable
X Low resolution
X Limited to 256 colours
X Low transparency compared to PNG-24
Best use for: Animated Graphics / Logos
Joint Photographic Experts * Raster Based
Pros
√ Supports 24-bit color
√ Universal format
√ Good for web at 72 dpi
Cons
X Not scalable
X Does not handle text well
X Does not support transparency
Best use for: Photography, Websites, Blogs, Powerpoint Presentations, Invoices, Word documents, letterheads, Email Signatures, Social Media, etc
Portable Document Format * Vector Based
Pros
√ Good for web
√ Easy to share
√ Universal format
√ Editable & scalable
√ Supports transparency
Cons
X Some browsers don't support this format
X Specific software is required for editing
Best use for: Filling Forms, Stationery, Embroidery, Websites, Blogs, Presentations, Social Media, etc
Scalable Vector Graphics * Vector Based
Pros
√ Small file compared to PNG or JPG
√ Suitable for web
√ Editable & Scalable
√ Supports Animation
√ Supports Transparency
Cons
X Not compatible with all browsers
X Professional software is required
X Not recommended for complex images
Best use for: Original file modifications.

click on the link below to read more about print formats.